package net.sourceforge.phpdt.internal.compiler.ast;

import gatchan.phpparser.parser.PHPParser;
import net.sourceforge.phpdt.internal.compiler.ast.declarations.VariableUsage;

import java.util.List;

/**
 * @author Matthieu Casanova
 */
public class PrintExpression extends Expression
{
	private final Expression expression;

	public PrintExpression(Expression expression,
			       int sourceStart,
			       int sourceEnd,
			       int beginLine,
			       int endLine,
			       int beginColumn,
			       int endColumn)
	{
		super(Type.INTEGER, sourceStart, sourceEnd, beginLine, endLine, beginColumn, endColumn);
		this.expression = expression;
	}

	/**
	 * Return the expression as String.
	 *
	 * @return the expression
	 */
	@Override
	public String toStringExpression()
	{
		return "print " + expression.toStringExpression();
	}

	/**
	 * Get the variables from outside (parameters, globals ...)
	 *
	 * @param list the list where we will put variables
	 */
	@Override
	public void getOutsideVariable(List<VariableUsage> list)
	{
		expression.getOutsideVariable(list);
	}

	/**
	 * get the modified variables.
	 *
	 * @param list the list where we will put variables
	 */
	@Override
	public void getModifiedVariable(List<VariableUsage> list)
	{
		expression.getModifiedVariable(list);
	}

	/**
	 * Get the variables used.
	 *
	 * @param list the list where we will put variables
	 */
	@Override
	public void getUsedVariable(List<VariableUsage> list)
	{
		expression.getUsedVariable(list);
	}

	@Override
	public AstNode subNodeAt(int line, int column)
	{
		return expression.isAt(line, column) ? expression : null;
	}

	@Override
	public void analyzeCode(PHPParser parser)
	{
		expression.analyzeCode(parser);
	}
}
